blue point blue·point uncommon noun 1. oysters originally from Long Island Sound but now from anywhere along the northeastern seacoast; usually eaten raw Synonymsbluepointblue point 2. small edible oyster typically from the southern shore of Long Island Synonymsbluepointblue point Related words Word family blue pointedblue point Siamese Broader terms oysterhuitre Parts bluepointOstrea Part of bluepoint WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.